     (exercise (om/props this)
       (dom/p #js {:key "p"} "You will hear two notes. Are they an octave apart?"))))
 
-(def notes-tremble
+(def notes-treble
   {::read-note-order  ["E" "F" "G" "A" "B" "C" "D" "E" "F"]
    ::read-note-prefix "trebleclefimages"})
 

   ::read-note-prefix "bassclefimages"})

(def notes-grand-staff
  {::read-note-order  ["G" "A" "B" "C" "D" "E" "F" "G" "A" "B" #_"TREMBLE" "D" "E" "F" "G" "A" "B" "C" "D" "E" "F" "C"]
   ::read-note-prefix "grandstaffimages"})

(om/defui ^:once ReadingMusic
  static uc/InitialAppState

(defmethod slug->exercise "treble-clef-reading" [name]
  {::name  name
   ::class ReadingMusic
   ::props notes-treble})

(defmethod slug->exercise "bass-clef-reading" [name]
  {::name  name
